#include "typedef.h"

#ifndef _KUAI_ENERGIES_H_
#define _KUAI_ENERGIES_H_

namespace kuai {

	extern RealNumber  
	    bond_energy_harm_0(
	    	RealNumber x[], RealNumber k[], 
	    	AtomIndex* items, int number);

	extern RealNumber  
        bond_energy_harm_1(
            RealNumber x[], RealNumber k[], 
            AtomIndex* items, int number, 
            RealNumber result[]); 

}

#endif
